package seguridad;

import com.google.gson.Gson;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import webservice.*;

/**
 *
 * @author Juan Leal
 */
public class Login extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            // Lee el usuario
            String username = request.getParameter("username");
            String password = request.getParameter("password");

            Usuario usuario = new Usuario();
            usuario.setUsername(username);
            usuario.setPassword(password);
            usuario.setNickname("");
            usuario.setRol("");

            // Llama al metodo
            WebServiceNegocio ws = new WebServiceNegocio_Service().getWebServiceNegocioPort();
            String token = ws.iniciarSesion(usuario);            
            Usuario usr = ws.buscaUsuario(username);
            
            // Guarda el token de seguridad   
            out.println(token);
            request.getSession().setAttribute("username", usr.getUsername());
            request.getSession().setAttribute("nickname", usr.getNickname());
            request.getSession().setAttribute("rol", usr.getRol());
        } catch (FachadaException_Exception ex) {
            out.println("Nombre de usuario o contraseña invalidos");
        } catch (Exception e) {
            out.println(e.getMessage());
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
